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Cheap flights from Niagara Falls, ON to San Juan from C$ 226

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJU
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to San Juan are usually found in October or September, booked 46 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Niagara Falls to San Juan

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to San Juan
Explore the most affordable flight options available from Niagara Falls to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 June 2026.

Sat 12/912:40 p.m.
YYZ
-
SJU
1 stop6h 50m
Arajet
Tue 15/94:30 p.m.
SJU
-
YYZ
1 stop7h 25m
Arajet
Deal found 26/6C$ 331
Sat 5/97:00 a.m.
YYZ
-
SJU
1 stop7h 44m
United Airlines
Sat 12/91:00 a.m.
SJU
-
YYZ
1 stop8h 19m
United Airlines
Deal found 25/6C$ 417
Sat 26/96:10 a.m.
YYZ
-
SJU
1 stop9h 32m
United Airlines
Tue 29/94:55 p.m.
SJU
-
YYZ
1 stop6h 59m
United Airlines
Deal found 28/6C$ 419
Sat 19/97:00 a.m.
YYZ
-
SJU
1 stop7h 44m
United Airlines
Sat 26/91:00 a.m.
SJU
-
YYZ
1 stop8h 19m
United Airlines
Deal found 25/6C$ 431
Sun 25/106:10 a.m.
YYZ
-
SJU
1 stop9h 26m
Multiple Airlines
Fri 30/102:20 p.m.
SJU
-
YYZ
Nonstop5h 00m
Multiple Airlines
Deal found 28/6C$ 441
Sat 14/1110:53 a.m.
YYZ
-
SJU
1 stop9h 07m
Multiple Airlines
Sat 21/113:35 p.m.
SJU
-
YYZ
1 stop18h 11m
Multiple Airlines
Deal found 25/6C$ 444
Fri 9/107:24 p.m.
YYZ
-
SJU
1 stop15h 56m
American Airlines
Sun 18/107:30 a.m.
SJU
-
YYZ
1 stop14h 10m
American Airlines
Deal found 27/6C$ 447
Fri 18/96:04 p.m.
YYZ
-
SJU
2 stops15h 20m
American Airlines
Thu 15/106:00 a.m.
SJU
-
YYZ
1 stop11h 22m
American Airlines
Deal found 25/6C$ 451
Sat 19/96:15 a.m.
YYZ
-
SJU
2 stops14h 32m
American Airlines
Sun 27/92:22 p.m.
SJU
-
YYZ
1 stop7h 21m
American Airlines
Deal found 25/6C$ 453
Sun 25/107:50 a.m.
YYZ
-
SJU
Nonstop4h 40m
Air Canada
Fri 30/102:20 p.m.
SJU
-
YYZ
Nonstop5h 00m
Air Canada
Deal found 28/6C$ 454

Find flight deals from Niagara Falls to San Juan

Keep the following information in mind while searching for Niagara Falls to San Juan flight deals. Data was last updated 29 June 2026.

Round-trip from

C$ 331

One-way from

C$ 226

Popular in

March

Cheapest in

October

Average price

C$ 785
Arajet
  • Arajet
  • 12/9-15/9
  • 2 total stops
  • 14h 15m total
  • Niagara Falls to San Juan
Search Deals
Arajet
  • Arajet
  • 24/10
  • 1 total stop
  • 6h 50m total
  • Niagara Falls to San Juan
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (C$ 113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 June 2026.
Use the filters below to find and compare flights from Niagara Falls to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sat 5/9

7:00 a.m.-2:44 p.m.

1 stop7h 44m

San Juan Luis Munoz Marin Intl

Sat 12/9

1:00 a.m.-9:19 a.m.

1 stop8h 19m

C$ 417

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sat 26/9

6:10 a.m.-3:42 p.m.

1 stop9h 32m

San Juan Luis Munoz Marin Intl

Tue 29/9

4:55 p.m.-11:54 p.m.

1 stop6h 59m

C$ 417

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sat 22/8

7:00 a.m.-2:44 p.m.

1 stop7h 44m

San Juan Luis Munoz Marin Intl

Sat 5/9

1:00 a.m.-9:19 a.m.

1 stop8h 19m

C$ 534

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Fri 4/9

3:00 p.m.-11:50 p.m.

1 stop8h 50m

San Juan Luis Munoz Marin Intl

Sun 13/9

4:55 p.m.-11:54 p.m.

1 stop6h 59m

C$ 548

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sat 22/8

7:00 a.m.-2:44 p.m.

1 stop7h 44m

San Juan Luis Munoz Marin Intl

Fri 4/9

3:56 p.m.-12:13 a.m.

1 stop8h 17m

C$ 556
Quickest round-trip

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sun 23/8

7:00 a.m.-2:44 p.m.

1 stop7h 44m

San Juan Luis Munoz Marin Intl

Sun 30/8

4:55 p.m.-11:54 p.m.

1 stop6h 59m

C$ 578

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Wed 22/7

10:15 a.m.-8:34 p.m.

1 stop10h 19m

San Juan Luis Munoz Marin Intl

Tue 28/7

1:00 a.m.-9:19 a.m.

1 stop8h 19m

C$ 636

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Thu 2/7

11:00 a.m.-8:34 p.m.

1 stop9h 34m

San Juan Luis Munoz Marin Intl

Fri 3/7

1:00 a.m.-9:19 a.m.

1 stop8h 19m

C$ 649

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Tue 4/8

12:45 p.m.-9:24 p.m.

1 stop8h 39m

San Juan Luis Munoz Marin Intl

Wed 5/8

7:40 a.m.-5:56 p.m.

1 stop10h 16m

C$ 656

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Thu 6/8

11:00 a.m.-8:34 p.m.

1 stop9h 34m

San Juan Luis Munoz Marin Intl

Mon 10/8

4:55 p.m.-11:54 p.m.

1 stop6h 59m

C$ 724

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/6

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Niagara Falls to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Niagara Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Niagara Falls to San Juan

How much does it cost to fly round-trip from Niagara Falls to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated 29 June 2026.
Read reviews from past customers who have flown United Airlines,WestJet, andAmerican Airlines from Niagara Falls to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,894 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,894 reviews
United Airlines
7.4
Good
9,894 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,388 reviews
United Airlines
7.4
Good
9,894 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
American Airlines
7.1
Good
11,768 reviews
United Airlines
7.4
Good
9,894 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
11,270 reviews
United Airlines
7.4
Good
9,894 reviews
Check prices

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Boarding

7.7

Crew

8.1

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Niagara Falls to San Juan?

    United Airlines can get you from Niagara Falls to San Juan in just under 7h 44m. Your travel time can differ by up to . The distance between Niagara Falls and San Juan is about 3080 km.

  • What are the cheapest airlines to fly from Niagara Falls to San Juan one-way?

    The cheapest airline one-way is Arajet, with whom users have recently found tickets for as low as C$ 172. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Niagara Falls to San Juan for a low price.

  • What are the most reliable airlines from Niagara Falls to San Juan?

    Consider Air Canada Rouge (100%), Delta (100%) or WestJet (100%) when booking your flight. These represent the most reliable airlines when flying from Niagara Falls to San Juan.

  • What are the cheapest flights from Niagara Falls to San Juan?

    The cheapest flight price from Niagara Falls to San Juan is C$ 368. On average you can expect to pay C$ 593. The most popular route, (Toronto Pearson Intl - San Juan Luis Munoz Marin Intl), can usually be booked for C$ 417.

  • Can I find deals for flights from Niagara Falls to San Juan that include hotel bookings?

    Yes. In addition to deals on Niagara Falls to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Niagara Falls to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to San Juan.

  • Can I find deals for business class flights from Niagara Falls to San Juan?

    Yes. Cheapflights offers flight deals from Niagara Falls to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from Niagara Falls to San Juan

Discover the top 6 airlines that operate flights from Niagara Falls to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 29 June 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapestC$ 264AverageC$ 642FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
American AirlinesCheapestC$ 291AverageC$ 580FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 345AverageC$ 585FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 402AverageC$ 1,026FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 489AverageC$ 963FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 802AverageC$ 963FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Niagara Falls to San Juan?

Deals for Niagara Falls to San Juan flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to San Juan?

Cheapflights simply makes it quick and affordable to book flights from Niagara Falls to San Juan by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Niagara Falls to San Juan with no change fees?

Yes, we can. To see specific flights from Niagara Falls to San Juan with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Not ready to book yet? You can track prices for flights from Niagara Falls to San Juan on Cheapflights with our Price Alert feature and get notified when better prices are available.

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